<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card class="box-card">
      <!-- 搜索与添加区域 -->

      <el-row :gutter="20">
        <el-col :span="9">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userlist" style="width: 100%" border stripe>
        <el-table-column type="index" label="#"> </el-table-column>
        <el-table-column prop="username" label="姓名"> </el-table-column>
        <el-table-column prop="email" label="邮箱"> </el-table-column>
        <el-table-column prop="mobile" label="电话"> </el-table-column>
        <el-table-column prop="role_name" label="角色"> </el-table-column>
        <el-table-column prop="mg_state" label="状态">
          <template v-slot="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChange(scope.row)"> </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="200px">
          <template v-slot="scope">
            <!--操作按钮  -->
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
            <el-tooltip class="item" effect="dark" content="分配角色" placement="top" :enterable="false">
              <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
    <!-- 添加用户的对话框 -->
    <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="30%" @close="addDiadlogClosed">
      <!-- 内容主体 -->
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改用户对话框 -->
    <el-dialog title="修改用户" :visible.sync="editdialogVisible" @close="editDialogClosed" width="50%">
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editdialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data () {
    var checkEmail = (rule, value, cb) => { // 正则表达式 检验邮箱格式
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
      if (regEmail.test(value)) {
        return cb()
      }
      cb(new Error('请输入合法的邮箱'))
    }
    var checkMobile = (rule, value, cb) => {
      const regMobile = /^(?:(?:\+|00)86)?1[3-9]\d{9}$/
      if (regMobile.test(value)) {
        return cb()
      }
      cb(new Error('请输入合法的手机号'))
    }

    return {
      // 用户列表参数对象
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 5 // 每页显示多少项
      },
      userlist: [],
      total: 0,
      addDialogVisible: false,
      // 添加用户表单数据
      addForm: {},
      addFormRules: {
        username: [
          {
            required: true, message: '请输入用户名', trigger: 'blur'
          },
          { min: 3, max: 10, message: '用户名的长度在3~10个字符之间', rigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 115, message: '用户名的长度在6~15个字符之间', rigger: 'blur' }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur', rigger: 'blur' },
          // { required: true, type: 'email', message: '请输入正确的邮箱地址', trigger: ['blur', 'change'] },
          { validator: checkEmail, trigger: 'blur' }],

        mobile: [
          // { required: true, message: '请输入手机号', trigger: 'blur', rigger: 'blur' }
          { required: true, length: 11, message: '请输入正确的邮箱地址', trigger: ['blur', 'change'] },
          { validator: checkMobile, trigger: 'blur' }
        ]
      },
      // 修改用户对话框显示隐藏
      editdialogVisible: false,
      // 查询用户的数据
      editForm: {},
      editFormRules: {
        email: [{ required: true, message: '请输入邮箱', trigger: 'blur' }, { validator: checkEmail, trigger: blur }],
        mobile: [{ required: true, message: '请输入手机号', trigger: 'blur' }, { validator: checkMobile, trigger: 'blur' }]
      }
    }
  },
  created () {
    this.getUserList()
  },
  methods: {
    // 更新用户列表
    async getUserList () {
      const { data: res } = await this.$http.get('users', { params: this.queryInfo })
      if (res.meta.status !== 200) {
        return this.$message.erro('获取用户列表失败')
      }
      this.userlist = res.data.users
      this.total = res.data.total
    },
    // 翻页功能函数
    handleSizeChange (newpageSize) {
      this.queryInfo.pagesize = newpageSize
      this.getUserList()
    },
    handleCurrentChange (newpageNum) {
      this.queryInfo.pagenum = newpageNum
      this.getUserList()
    },
    // 更改用户状态
    async userStateChange (userinfo) {
      const { data: res } = await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$message.error('获取用户列表失败')
      }
      this.$message.success('更新用户状态成功')
    },
    //   监听对话框关闭
    addDiadlogClosed () {
      this.$refs.addFormRef.resetFields()
    },
    // 添加用户
    addUser () {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) return
        // 发起网络请求添加用户
        const { data: res } = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) {
          this.$message.error('添加用户失败')
        }
        this.$message.success('添加用户成功')
      })
      this.addDialogVisible = false
      this.getUserList()
    },
    // 修改用户信息对话框
    async showEditDialog (id) {
      const { data: res } = await this.$http.get('users/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('获取用户列表失败')
      }
      this.editForm = res.data
      this.editdialogVisible = true
    },
    editDialogClosed () {
      this.$refs.editFormRef.resetFields()
    },
    // 修改用户信息并提交
    editUserInfo () {
      this.$refs.editFormRef.validate(async valid => {
        if (!valid) return this.$message.error('修改失败')
        const { data: res } = await this.$http.put('users/' + this.editForm.id, {
          email: this.editForm.email,
          mobile: this.editForm.mobile
        })
        if (res.meta.status !== 200) {
          this.$message.error('更新用户列表失败')
        }
        this.editdialogVisible = false
        this.getUserList()
        this.$message.success('修改成功')
      })
    },
    // 删除用户
    async removeUserById (id) {
      const deleteRes = await this.$confirm('永久删除该用户, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        console.log(deleteRes)
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        })
      })
      const { data: res } = await this.$http.delete('users/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('删除用户失败')
      }
      this.$message.success('删除成功')
      this.getUserList()
    }
  }
}
</script>

<style lang="less" scoped>
</style>
